RTH - Shielded 3-Jaw Centering Parallel Gripper


The RTH Series 3-Jaw Parallel Gripper is ideal for machine load/unload applications. It''s shielded design repels chips and other particulate from the internal drive mechanism. Each gripper is avaliable in two stroke lengths.
  • The 3 concentric jaws and excellent repeatability make it easier to accurately load and unload round parts
  • Compact, robust and powerful gripper can be used in confined spaces, combining long strokes with a high grip force
  • The large surface area of the jaws coupled with the encapsulated bottom case design allows for long finger designs
  • Versatile gripper with a wide range of options and accessories
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Product Details Unit View:
Stroke per Jaw (in) 1.38
Cylinder Bore (in) 8.86
Max Vacuum (in. Hg) 8
Maximum Finger Length (in) 16
Grip Force (lbf) 5122
Stroke (in) 2.76
Grip Force with Spring Assist (lb) 6450
Weight (lb) 96.8
Weight (kg) 43.9
Grip Force with Spring Assist (N) 28690
Repeatability (±mm) 0.05
Stroke per Jaw (mm) 35
Imperial or Metric Product Metric
Maximum Finger Length (mm) 406
accuracy_mm_metric 0.1
Max Vacuum (mm Hg) 20
Cylinder Bore (mm) 225
Stroke (mm) 70
Grip Force (N) 22784
Pressure Range Without Springs 30-100 psi
Actuation (Open/Closed) (Sec) 1.7
Number of Jaws 3
Temp Range Standard -35° to 80°C (-30° to 180°F)
Spring Assist Optional
Temp Range Viton -30° to 150°C (-20° to 300°F)
Pressure Range With Springs 55-100 psi
Special Feature Heavy Duty
Download the Service Manual
Product Series RTH
Product Function Gripping
Product Type 3 Jaw Parallel